155415344

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 354144000

約数和(自身を除く): 198728656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 139, 149, 268, 278, 298, 469, 536, 556, 596, 938, 973, 1043, 1072, 1112, 1192, 1876, 1946, 2086, 2224, 2384, 3752, 3892, 4172, 7504, 7784, 8344, 9313, 9983, 15568, 16688, 18626, 19966, 20711, 37252, 39932, 41422, 65191, 69881, 74504, 79864, 82844, 130382, 139762, 144977, 149008, 159728, 165688, 260764, 279524, 289954, 331376, 521528, 559048, 579908, 1043056, 1118096, 1159816, 1387637, 2319632, 2775274, 5550548, 9713459, 11101096, 19426918, 22202192, 38853836, 77707672, 155415344]

約数ペア:

[(1, 155415344), (2, 77707672), (4, 38853836), (7, 22202192), (8, 19426918), (14, 11101096), (16, 9713459), (28, 5550548), (56, 2775274), (67, 2319632), (112, 1387637), (134, 1159816), (139, 1118096), (149, 1043056), (268, 579908), (278, 559048), (298, 521528), (469, 331376), (536, 289954), (556, 279524), (596, 260764), (938, 165688), (973, 159728), (1043, 149008), (1072, 144977), (1112, 139762), (1192, 130382), (1876, 82844), (1946, 79864), (2086, 74504), (2224, 69881), (2384, 65191), (3752, 41422), (3892, 39932), (4172, 37252), (7504, 20711), (7784, 19966), (8344, 18626), (9313, 16688), (9983, 15568)]